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C27400 Brass vs. C79600 Nickel Silver

Both C27400 brass and C79600 nickel silver are copper alloys. They have 82% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C27400 brass and the bottom bar is C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.3
Rockwell B Hardness 53 to 91
70
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 370 to 650
480

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 120
130
Melting Completion (Liquidus), °C 920
930
Melting Onset (Solidus), °C 870
880
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
36
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 31
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 23
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 45
57
Embodied Water, L/kg 320
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 13 to 23
17
Strength to Weight: Bending, points 14 to 21
17
Thermal Diffusivity, mm2/s 37
12
Thermal Shock Resistance, points 12 to 22
15

Alloy Composition

Copper (Cu), % 61 to 64
43.5 to 46.5
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.050
0.8 to 1.2
Manganese (Mn), % 0
1.5 to 2.5
Nickel (Ni), % 0
9.0 to 11
Zinc (Zn), % 35.6 to 39
38.3 to 45.2
Residuals, % 0
0 to 0.5